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hwmon: (sht15) Off-by-one error in array index + incorrect constants

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Fix an off-by-one error in array index + incorrect constants.

Signed-off-by: Christoph Walser <walser@tik.ee.ethz.ch>
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Jonathan Cameron 2009-12-16 21:38:28 +01:00 committed by Jean Delvare
parent 70c38772ae
commit 4235f684b6
1 changed files with 3 additions and 3 deletions
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6
drivers/hwmon/sht15.c
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@ -305,7 +305,7 @@ static inline int sht15_calc_temp(struct sht15_data *data)
int d1 = 0;
int i;
for (i = 1; i < ARRAY_SIZE(temppoints) - 1; i++)
for (i = 1; i < ARRAY_SIZE(temppoints); i++)
/* Find pointer to interpolate */
if (data->supply_uV > temppoints[i - 1].vdd) {
d1 = (data->supply_uV/1000 - temppoints[i - 1].vdd)
@ -332,12 +332,12 @@ static inline int sht15_calc_humid(struct sht15_data *data)
const int c1 = -4;
const int c2 = 40500; /* x 10 ^ -6 */
const int c3 = 2800; /* x10 ^ -9 */
const int c3 = -2800; /* x10 ^ -9 */
RHlinear = c1*1000
+ c2 * data->val_humid/1000
+ (data->val_humid * data->val_humid * c3)/1000000;
return (temp - 25000) * (10000 + 800 * data->val_humid)
return (temp - 25000) * (10000 + 80 * data->val_humid)
/ 1000000 + RHlinear;
}